On Mon, Sep 18, 2006 at 10:04:45AM +1200, Danny Smith wrote:
>
>> Testcase:
>> ------------------------------
>> #include <arpa/inet.h>
>>
>> int main()
>> {
>> volatile short s = 33, t;
>>
>> t = ntohs(s);
>> return 0;
>> }
>> ------------------------------
>>
>> > i686-pc-cygwin-gcc -fno-inline -o test test.c
>> i686-pc-cygwin-gcc -O1
>> > -fno-inline -o test test.c
>> /tmp/ccswmuY9.o:test.c:(.text+0x27): undefined reference to `___ntohs'
>> collect2: ld returned 1 exit status
>> >
>
>
>Try the obvious patch to include/asm/byteorder.h
>
>*** byteorder.h.bak Wed May 17 19:41:51 2006
>--- byteorder.h Mon Sep 18 09:58:37 2006
>*************** __ntohs(uint16_t x)
>*** 70,76 ****
> #define __constant_htonl(x) __constant_ntohl(x)
> #define __constant_htons(x) __constant_ntohs(x)
>
>! #ifdef __OPTIMIZE__
> # define ntohl(x) \
> (__builtin_constant_p((long)(x)) ? \
> __constant_ntohl((x)) : \
>--- 70,76 ----
> #define __constant_htonl(x) __constant_ntohl(x)
> #define __constant_htons(x) __constant_ntohs(x)
>
>! #if defined __OPTIMIZE__ && !defined __NO_NOINLINE__
> # define ntohl(x) \
> (__builtin_constant_p((long)(x)) ? \
> __constant_ntohl((x)) : \
Thanks, Danny. I'll check that in.
cgf
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